TC-5820AP is a pnematically operated RF & Audio Shield Box for testing acoustic performance of a wireless terminal as well as its RF performance within a broad frequency range bandwidth from 0.1 GHz upto 6 GHz. It is equipped with RF & audio absorber optimized for acoustic test. The absorber reduces scattering of EM wave caused by DUT or test antenna, and it also minimizes distortion of audio signal.We provide both customizable and pre-built I/O interface options to suit different test environments.